obama inherited a $1.2 trillion deficit when he came into office. you in the president increased that to $1.4 trillion deficit, but the deficits have stayed just under that. they've stayed very high, but they've been just under that for the next couple of years. he hasn't doubled it. >> reporter: these were just a few of the misleading claims flagged by fact check. and they may have found sounded familiar. >> as facts checkers, we've heard these claims over and over again. there wasn't a whole lot new in last night's debate. >> reporter: don't be surprised when you hear similar claims in the remaining debates. one topic that will surely come up again, the alleged $5 trillion tax cut in governor romney's plan. it's important to note there is no $5 trillion estimate. a nonpartisan tax policy center only forecast cuts for one year under romney's plan, $4 5 billion in 2015 -- $415 billion in 2015. not factoring in tax deductions or loopholes. sam brock, nbc bay area. back to you. >> thank you very much, sam. >>> still ahead at 6:00, we're on the road to